摘要:
Novel compounds of the formula ##STR1## in which R' represents C.sub.1 -C.sub.5 -alkyl, halogen, trifluoromethyl or C.sub.1 -C.sub.3 -alkoxy;R" represents C.sub.1 -C.sub.5 -alkyl or halogen; andR"' represents C.sub.1 -C.sub.5 -alkyl that is unsubstituted or is substituted by from 1 to 6 halogen atoms, C.sub.1 -C.sub.5 -alkenyl that is unsubstituted or is substituted by from 1 to 6 halogen atoms, or C.sub.1 -C.sub.5 - alkynyl that is unsubstituted or is substituted by from 1 to 6 halogen atoms;m represents 0, 1, 2 or 3 andn represents 0 or 1; andX.sub.1 and X.sub.2 each represents, independently of the other, oxygen or sulphur,as active ingredients for controlling plant parasite nematodes and for preventing damage to cultivated plants caused by nematode attack.
摘要:
The invention relates to 2-mercapto-5-pyridyl-1,3,4-oxadiazoles and 2-mercapto-5-pyridyl-1,3,4-thiadiazoles of the formula I ##STR1## wherein X is oxygen or sulfur,R' is C.sub.1 -C.sub.3 alkyl which is substituted by bromine, fluorine, C.sub.1 -C.sub.3 alkoxy or cyano; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkenyl; unsubstituted or halogen-substituted C.sub.4 -C.sub.7 alkynyl,R is C.sub.1 -C.sub.3 alkyl, unsubstituted C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkoxy which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkenyl; C.sub.3 -C.sub.7 alkynyl, C.sub.1 -C.sub.3 alkylthio, halogen, cyano, hydroxy, amino or amino which is substituted by one or two C.sub.1 -C.sub.3 alkyl groups; or is aminocarbonyl; andn is 0, 1, 2, 3 or 4,to the preparation of the compounds of formula I and to novel intermediates for the synthesis of these compounds. The compounds of formula I have nematicidal properties. The invention further relates to nematicidal compositions which contain at least one compound of formula I as active component, and to methods of using said compounds and of the compositions containing them for controlling nematodes.
摘要:
2-Mercapto-5-pyrazinyl-1,3,4-oxadiazoles and 2-mercapto-5-pyrazinyl-1,3,4-thiadiazoles of formula I ##STR1## wherein X is oxygen or sulfur,R' is C.sub.1 -C.sub.5 alkyl, unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or cyano; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkenyl; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkynyl,R is C.sub.1 -C.sub.3 alkyl, unsubstituted C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkoxy which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy; halogen, cyano, hydroxy, amino or amino which is substituted by one or two C.sub.1 -C.sub.3 alkyl groups; or is aminocarbonyl; andn is 0, 1, 2 or 3, the preparation thereof and novel intermediates for their synthesis are disclosed.The compounds of formula I have nematicidal properties. Nematicidal compositions which contain at least one compound of formula I as active ingredient, methods of using said compounds and of the compositions containing them for controlling nematodes are also disclosed.
摘要:
Mercapto-bis-[1,3,4-oxa- and -thiadiazoles] ##STR1## in which X.sub.1 and X.sub.2 independently of one another are oxygen or sulfur, R.sub.1 is hydrogen or C.sub.1 -C.sub.5 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or cyano; C.sub.3 -C.sub.7 alkenyl which is unsubstituted or substituted by halogen; or C.sub.3 -C.sub.7 alkynyl which is unsubstituted or substituted by halogen,R.sup.2 is hydrogen, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.3 alkoxy which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkylthio which is unsubstituted or substituted by halogen, C.sub.3 -C.sub.7 alkenylthio which is unsubstituted or substituted by halogen, C.sub.3 -C.sub.7 alkylnylthio which is unsubstituted or substituted by halogen, --SH, phenyl which is unsubstituted or substituted by halogen or ##STR2## in which R.sub.3 and R.sub.4 are C.sub.1 -C.sub.3 alkyl, and processes for the preparation of the compounds of the formula I are described.The compounds of the formula I have nematocidal and microbicidal properties. Nematocidal compositions which contain at least one active substance of the formula I as the active substance and furthermore processes for the use of the active substances and the compositions in combating nematodes and fungi which are harmful to plants are described.
摘要:
2-Mercapto-1,3,4-oxadiazoles and 2-mercapto-1,3,4-thiadiazoles of the formula I ##STR1## in which X.sub.1 and X.sub.2 independently of one another are oxygen or sulfur, R.sub.1 is difluoromethyl or 3,4,4-trifluoro-3-butenyl, R.sub.2 is hydrogen or C.sub.1 -C.sub.3 alkyl and R.sub.3 is hydrogen, C.sub.1 -C.sub.5 alkyl which is unsubstituted or substituted by halogen or C.sub.1 -C.sub.3 alkoxy, C.sub.3 -C.sub.7 alkenyl which is unsubstituted or substituted by halogen or C.sub.1 -C.sub.3 alkoxy, C.sub.3 -C.sub.7 alkynyl which is unsubstituted or substituted by halogen or C.sub.1 -C.sub.3 alkoxy, or phenyl which is unsubstituted or substituted by halogen, NO.sub.2, CF.sub.3, C.sub.1 -C.sub.3 -alkyl or C.sub.1 -C.sub.3 alkoxy, or wherein, furthermore, R.sub.2 and R.sub.3 together can form the methylene chain (--CH.sub.2 --)n as a constituent of a 5- or 6-membered ring with the heteroatom X.sub.1, in which n is 3 or 4, and processes for the preparation of the compounds of the formula I are described.The compounds of the formula I have nematicidal properties. Nematicidal compositions which contain at least one active substance of the formula I as the active substance and furthermore methods of using the active substances and the compositions for controlling nematodes are described.
摘要:
Novel compounds of the formula ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.12 alkyl that is unsubstituted or substituted by halogen, phenyl, C.sub.1 -C.sub.3 alkoxy or by hydroxy, C.sub.1 -C.sub.3 alkyl that is substituted by carbonyl, O-alkylcarboxy, amino or by a heterocycle, unsubstituted or halo-substituted C.sub.3 -C.sub.7 cycloalkyl or unsubstituted cyclopropylmethyl, unsubstituted or halo-substituted C.sub.3 -C.sub.7 alkenyl, unsubstituted or halo-substituted C.sub.3 -C.sub.7 alkynyl, benzyl that is unsubstituted or mono-, di-or tri-substituted in the nucleus by C.sub.1 -C.sub.4 alkyl, halogen, nitro, cyano or by trifluoromethyl, or is the radical R.sub.2 --(O--CH.sub.2 --CH.sub.2 --)n wherein R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl and n is a number from 1 to 3, as active ingredients for controlling nematodes that parasitise plants and for preventing damage to cultivated plants caused by nematode attack.
摘要:
The invention relates to O,S-dialkyl-O-phenyl-thiophosphates and dithiophosphates of the formula ##STR1## wherein R.sub.1 represents methyl or ethyl,R.sub.2 represents n-propyl, i-butyl or sec.-butyl,R.sub.3 and R.sub.4 each represents hydrogen, chlorine, bromine, methyl or ethyl,R.sub.5 represents a group of the formula ##STR2## X represents oxygen or sulfur, which compounds possess useful pesticidal, in particular acaricidal and insecticidal properties.
摘要:
Carbimidocarbonylphenylformamidines of the formula ##STR1## wherein each of R.sub.1 to R.sub.6 represents hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, trifluoromethyl or cyano, a process for their production and their use in pest control.
摘要:
Thiophosphoric and dithiophosphoric acid esters of the formula ##STR1## wherein R.sub.1 represents methyl or ethyl, R.sub.2 represents n-propyl, isobutyl or sec, butyl, R.sub.3 and R.sub.4 each represents chlorine, bromine, methyl or ethyl, R.sub.5 represents--OCOCH.sub.3, --O--C.sub.3 --C.sub.5 --alkenyl, --O--C.sub.3 --C.sub.5 --alkinyl, --O--C.sub.1 --C.sub.4 --alkylene-O--C.sub.1 --C.sub.4 --alkyl, --O--CH.sub.2 --CCl=CH.sub.2, --O--CH.sub.2 --CH=CHCl, ##STR2## --S--C.sub.3 --C.sub.5 --alkenyl, SCN, --CH.sub.2 --CCl=CH.sub.2, --CH.sub.2 CH=CHCl, --CHO, ##STR3## ##STR4## AND X represents oxygen or sulphur, processes for their manufacture and their use in pest control.
摘要:
S-carbamoylalkyl-O-ethyl-S-(n)-propyldithiophosphoric esters having the formula ##EQU1## wherein R.sub.1 respresents hydrogen, methyl or allyl and R.sub.2 represents --CH.sub.2 OCH.sub.3, --C.sub.2 H.sub.4 OCH.sub.3, --C.sub.3 H.sub.6 OCH.sub.3, --CH.sub.2 CN, C.sub.2 H.sub.4 CH, --OCH.sub.3 or allyl a process for their manufacture and their use in pest control.
摘要翻译:具有式O C2H5O的S-氨基甲酰基烷基-O-乙基-S-(n) - 丙基二硫代磷酸酯平均值R1 ANGLE PS-CH2-CO-N ANGLE(n)C3H7SR2其中R1表示氢,甲基或烯丙基,R2表示-CH2OCH3, -C 2 H 4 OCH 3,-C 3 H 6 OCH 3,-CH 2 CN,C 2 H 4 CH,-OCH 3或烯丙基,其制备方法及其在害虫防治中的用途。